CVE-2024-28986

KEVSolarWinds Web Help Desk Deserialization of Untrusted Data Vulnerability

Description

SolarWinds Web Help Desk contains a deserialization of untrusted data vulnerability that could allow for remote code execution.

SolarWinds Web Help Desk was found to be susceptible to a Java Deserialization Remote Code Execution vulnerability that, if exploited, would allow an attacker to run commands on the host machine. While it was reported as an unauthenticated vulnerability, SolarWinds has been unable to reproduce it without authentication after thorough testing. However, out of an abundance of caution, we recommend all Web Help Desk customers apply the patch, which is now available.

CVSS 3.1 vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

PublishedAug 13, 2024

Last modifiedJun 17, 2026

Added to KEVAug 15, 2024

Remediation dueSep 5, 2024

References

support.solarwinds.com/SuccessCenter/s/article/WHD-12-8-3-Hotfix-1Broken LinkVendor Advisory
solarwinds.com/trust-center/security-advisories/CVE-2024-28986Vendor Advisory
cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-28986US Government Resource

0 recent articles mention this CVE

Risk assessment · Critical

Actively exploited. Patch immediately.

Exploitation: Confirmed in the wild (CISA KEV)
Federal remediation deadline: Overdue by 781 days
CVSS: 9.8 CRITICAL
EPSS (30-day exploit probability): 84.6% · top 1% of all CVEs
Weakness: CWE-502
Attack vector: Network, remotely reachable
Preconditions: No privileges and no user interaction

Recommended actions

1.Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
2.Treat as emergency change: patch or isolate internet-facing instances first.
3.Review exposure: confirm which instances are reachable from the internet and restrict access until patched.
4.Hunt for compromise: review logs for the disclosure window, not just from the patch date.

Assessment is derived automatically from the live signals above; verify against your own asset inventory.